1120011221212 has 144 divisors (see below), whose sum is σ = 2185396851456. Its totient is φ = 499212288000.

The previous prime is 1120011221179. The next prime is 1120011221213. The reversal of 1120011221212 is 2121221100211.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120011221213) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4358020188 + ... + 4358020444.

It is an arithmetic number, because the mean of its divisors is an integer number (15176367024).

Almost surely, 2^{1120011221212} is an apocalyptic number.

It is an amenable number.

1120011221212 is a deficient number, since it is larger than the sum of its proper divisors (1065385630244).

1120011221212 is a wasteful number, since it uses less digits than its factorization.

1120011221212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 720 (or 657 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 1120011221212 its reverse (2121221100211), we get a palindrome (3241232321423).

The spelling of 1120011221212 in words is "one trillion, one hundred twenty billion, eleven million, two hundred twenty-one thousand, two hundred twelve".